Home / 1,514.13-2,270.19-732.57

Finding the Fourth Proportional to 1,514.13, 2,270.19 and 732.57

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Solution

The fourth proportional to 1,514.13, 2,270.19 and 732.57 is: 1,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514.13 : 2,270.19 = 732.57 : x
  2. Step 2: Convert to fraction form
    1,514.13/2,270.19 = 732.57/x
  3. Step 3: Cross multiply
    1,514.13x = 2,270.19 × 732.57
  4. Step 4: Simplify right side
    1,514.13x = 1,663,073.09
  5. Step 5: Solve for x
    x = 1,663,073.09/1,514.13
  6. Step 6: Final answer
    x = 1,098.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.